KR20230131831A - 이미지 프로세싱을 위한 높은 다이나믹 범위 기법 선택 - Google Patents

이미지 프로세싱을 위한 높은 다이나믹 범위 기법 선택 Download PDF

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Publication number
KR20230131831A
KR20230131831A KR1020237021493A KR20237021493A KR20230131831A KR 20230131831 A KR20230131831 A KR 20230131831A KR 1020237021493 A KR1020237021493 A KR 1020237021493A KR 20237021493 A KR20237021493 A KR 20237021493A KR 20230131831 A KR20230131831 A KR 20230131831A
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South Korea
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hdr
image
image capture
preview image
frame
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KR1020237021493A
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English (en)
Korean (ko)
Inventor
타이-신 리우
원-춘 펑
웨이-치 리우
쥔-줘 리우
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퀄컴 인코포레이티드
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/70—Circuitry for compensating brightness variation in the scene
    • H04N23/741—Circuitry for compensating brightness variation in the scene by increasing the dynamic range of the image compared to the dynamic range of the electronic image sensors
    • G06T5/009—
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/40—Image enhancement or restoration using histogram techniques
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/90—Dynamic range modification of images or parts thereof
    • G06T5/92—Dynamic range modification of images or parts thereof based on global image properties
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60—Control of cameras or camera modules
    • H04N23/63—Control of cameras or camera modules by using electronic viewfinders
    • H04N23/631—Graphical user interfaces [GUI] specially adapted for controlling image capture or setting capture parameters
    • H04N23/632—Graphical user interfaces [GUI] specially adapted for controlling image capture or setting capture parameters for displaying or modifying preview images prior to image capturing, e.g. variety of image resolutions or capturing parameters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60—Control of cameras or camera modules
    • H04N23/667—Camera operation mode switching, e.g. between still and video, sport and normal or high- and low-resolution modes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60—Control of cameras or camera modules
    • H04N23/68—Control of cameras or camera modules for stable pick-up of the scene, e.g. compensating for camera body vibrations
    • H04N23/681—Motion detection
    • H04N23/6811—Motion detection based on the image signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/70—Circuitry for compensating brightness variation in the scene
    • H04N23/71—Circuitry for evaluating the brightness variation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H04N25/10—Circuitry of solid-state image sensors [SSIS]; Control thereof for transforming different wavelengths into image signals
    • H04N25/11—Arrangement of colour filter arrays [CFA]; Filter mosaics
    • H04N25/13—Arrangement of colour filter arrays [CFA]; Filter mosaics characterised by the spectral characteristics of the filter elements
    • H04N25/134—Arrangement of colour filter arrays [CFA]; Filter mosaics characterised by the spectral characteristics of the filter elements based on three different wavelength filter elements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H04N25/40—Extracting pixel data from image sensors by controlling scanning circuits, e.g. by modifying the number of pixels sampled or to be sampled
    • H04N25/46—Extracting pixel data from image sensors by controlling scanning circuits, e.g. by modifying the number of pixels sampled or to be sampled by combining or binning pixels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H04N25/50—Control of the SSIS exposure
    • H04N25/53—Control of the integration time
    • H04N25/531—Control of the integration time by controlling rolling shutters in CMOS SSIS
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/45—Cameras or camera modules comprising electronic image sensors; Control thereof for generating image signals from two or more image sensors being of different type or operating in different modes, e.g. with a CMOS sensor for moving images in combination with a charge-coupled device [CCD] for still images

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Studio Devices (AREA)
  • Image Processing (AREA)
  • Picture Signal Circuits (AREA)
KR1020237021493A 2021-01-14 2021-12-16 이미지 프로세싱을 위한 높은 다이나믹 범위 기법 선택 Pending KR20230131831A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US17/149,371 US11671715B2 (en) 2021-01-14 2021-01-14 High dynamic range technique selection for image processing
US17/149,371 2021-01-14
PCT/US2021/063794 WO2022154931A1 (en) 2021-01-14 2021-12-16 High dynamic range technique selection for image processing

Publications (1)

Publication Number Publication Date
KR20230131831A true KR20230131831A (ko) 2023-09-14

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KR1020237021493A Pending KR20230131831A (ko) 2021-01-14 2021-12-16 이미지 프로세싱을 위한 높은 다이나믹 범위 기법 선택

Country Status (7)

Country Link
US (1) US11671715B2 (https=)
EP (1) EP4278599A1 (https=)
JP (1) JP2024502938A (https=)
KR (1) KR20230131831A (https=)
CN (1) CN116711317A (https=)
BR (1) BR112023013409A2 (https=)
WO (1) WO2022154931A1 (https=)

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US12445736B2 (en) 2015-05-01 2025-10-14 Duelight Llc Systems and methods for generating a digital image
US20250063246A1 (en) * 2017-11-16 2025-02-20 Duelight Llc System, method, and computer program for capturing a flash image based on ambient and flash metering
US20220353489A1 (en) * 2021-04-30 2022-11-03 Microsoft Technology Licensing, Llc Systems and methods for efficient generation of single photon avalanche diode imagery with persistence
US11881129B2 (en) * 2021-04-30 2024-01-23 Microsoft Technology Licensing, Llc Systems and methods for adding persistence to single photon avalanche diode imagery
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US11961206B2 (en) * 2021-09-09 2024-04-16 Samsung Electronics Co., Ltd. Image generation using non-linear scaling and tone-mapping based on cubic spline curves
US12526535B2 (en) * 2021-12-22 2026-01-13 Samsung Electronics Co., Ltd. Electronic device and method of generating high-definition image
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US12527102B2 (en) * 2022-08-08 2026-01-13 Samsung Electronics Co., Ltd. Image sensor
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CN115361505B (zh) * 2022-08-16 2024-04-30 豪威集成电路(成都)有限公司 一种场景自适应的aec目标亮度控制方法
CN115293994B (zh) * 2022-09-30 2022-12-16 腾讯科技（深圳）有限公司 图像处理方法、装置、计算机设备和存储介质
CN115767262B (zh) * 2022-10-31 2024-01-16 华为技术有限公司 拍照方法及电子设备
WO2024221411A1 (en) * 2023-04-28 2024-10-31 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Image processing device, method, and program
CN117689559B (zh) * 2023-08-07 2024-08-02 上海荣耀智慧科技开发有限公司 一种图像融合方法、装置、电子设备及存储介质
US12563302B2 (en) * 2023-11-30 2026-02-24 Qualcomm Incorporated Motion and lighting based exposure control for image capture
CN120343410B (zh) * 2024-01-10 2026-04-28 荣耀终端股份有限公司 图像处理方法及相关设备
CN120343409B (zh) * 2024-01-10 2026-03-13 荣耀终端股份有限公司 一种曝光控制方法及电子设备

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JP2024502938A (ja) 2024-01-24
US20220224820A1 (en) 2022-07-14
US11671715B2 (en) 2023-06-06
WO2022154931A1 (en) 2022-07-21
CN116711317A (zh) 2023-09-05
BR112023013409A2 (pt) 2023-12-05
EP4278599A1 (en) 2023-11-22

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